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प्रश्न
Fill in the blank
The nature of oxide Al2O3 is ____
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उत्तर
The nature of oxide Al2O3 is amphoteric.
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संबंधित प्रश्न
Give one word or phrase for the following:
The amount of energy released when an atom in the gaseous state accepts an electron to form an anion.
Define the term ‘electron affinity’.
Explain the following:
The reducing power of element increases down in the group while decreases in a period.
Arrange the elements of group 17 and group 1 according to the given conditions.
Increasing electron affinity
An element in period 3 whose electron affinity is zero.
Arrange the following according to the instruction given in the bracket:
F, B, N, O (In the increasing order of electron affinity).
What is electron affinity?
The following questions refer to the Periodic Table.
Which of the elements has the greatest electron affinity among the halogens?
The changes in the properties of elements on moving from left to right across a period of the Periodic Table. For the property, choose the correct answer.
The electron affinity of elements in groups 1 to 7:
State electron affinity unit.
